GPT-5 Mini vs MiniMax M3
Compare GPT-5 Mini by OpenAI against MiniMax M3 by MiniMax, tested across 53 shared challenges. Updated June 2026.
Which is better, GPT-5 Mini or MiniMax M3?
GPT-5 Mini and MiniMax M3 are both competitive models. GPT-5 Mini costs $0.25/M input tokens vs $0.3/M for MiniMax M3. Compare their real outputs side by side below.
Key Differences Between GPT-5 Mini and MiniMax M3
GPT-5 Mini is made by openai while MiniMax M3 is from minimax. On pricing, GPT-5 Mini costs $0.25/M input tokens vs $0.3/M for MiniMax M3.
API pricing
Per 1M tokens
GPT-5 Mini
Input
$0.25
1.2× cheaper
Output
$2.00
MiniMax M3
Input
$0.30
Output
$1.20
1.7× cheaper
GPT-5 Mini wins input (1.2× cheaper)·MiniMax M3 wins output (1.7× cheaper)
Our Verdict
MiniMax M3
GPT-5 MiniRunner-up
No community votes yet. On paper, MiniMax M3 has the edge — bigger model tier, newer, bigger context window.
Too close to call
Writing DNA
Style Comparison
Similarity
42%
MiniMax M3 uses 520.0x more bold
GPT-5 Mini
MiniMax M3
62%Vocabulary55%
21wSentence Length24w
0.16Hedging0.52
0.0Bold5.2
3.4Lists3.0
0.00Emoji1.15
0.00Headings1.21
0.05Transitions0.02
Based on 15 + 27 text responses
FAQ
